package base.io;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;

public class TestFileInputStream {
    public static void main(String[] args) {
        int b = 0;
        FileInputStream in = null;
        try {
            in = new FileInputStream("D:\\IdeaProjects\\algorithm-test\\src\\javabase\\io\\TestFileInputStream.java");
        } catch (FileNotFoundException e) {
            System.out.print("系统找不到指定文件");
            System.exit(-1);
        }


        try{
            long num = 0;
            while((b=in.read())!=-1){
                System.out.print((char)b);
                num++;
            }
            in.close();
            System.out.println();
            System.out.println("共读取了"+num+"个字节");
        }catch (IOException e1){
            System.out.println("文件读取错误");
            System.exit(-1);
        }
    }
}
